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Clean up playground link in borrowing.md

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Fabian Bornhofen 2023-01-12 11:32:11 +01:00
parent 83cd7ab67b
commit e8ed8cb5de
1 changed files with 3 additions and 1 deletions
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src/ownership/borrowing.md
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@ -25,7 +25,7 @@ fn main() {
<details>
Notes on stack returns:
* Demonstrate that the return from `add` is cheap because the compiler can eliminate the copy operation. Change the above code to print stack addresses and run it on the [Playground](https://play.rust-lang.org/). In the "DEBUG" optimization level, the addresses should change, while the stay the same when changing to the "RELEASE" setting:
* Demonstrate that the return from `add` is cheap because the compiler can eliminate the copy operation. Change the above code to print stack addresses and run it on the [Playground]. In the "DEBUG" optimization level, the addresses should change, while the stay the same when changing to the "RELEASE" setting:
```rust,editable
#[derive(Debug)]
@ -49,3 +49,5 @@ Notes on stack returns:
* In C++, copy elision has to be defined in the language specification because constructors can have side effects. In Rust, this is not an issue at all.
</details>
[Playground]: https://play.rust-lang.org/